// Copyright (c) 2011 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #ifndef BASE_BASE64_H_ #define BASE_BASE64_H_ #include #include #include #include "base/base_export.h" #include "base/containers/span.h" #include "base/strings/string_piece.h" #include "third_party/abseil-cpp/absl/types/optional.h" namespace base { // Encodes the input binary data in base64. BASE_EXPORT std::string Base64Encode(span input); // Encodes the input string in base64. BASE_EXPORT void Base64Encode(StringPiece input, std::string* output); // Decodes the base64 input string. Returns true if successful and false // otherwise. The output string is only modified if successful. The decoding can // be done in-place. BASE_EXPORT bool Base64Decode(StringPiece input, std::string* output); // Decodes the base64 input string. Returns `absl::nullopt` if unsuccessful. BASE_EXPORT absl::optional> Base64Decode( StringPiece input); } // namespace base #endif // BASE_BASE64_H_